Overview
Tonquin Substation is an operational electrical substation in Oregon, United States, owned and operated by Portland General Electric. It plays a key role in local grid stability and power distribution.
Tonquin Substation is an operational electrical substation located in Oregon, United States. Owned and operated by Portland General Electric, it serves as a critical node in the regional power grid, facilitating voltage transformation and distribution of electricity to residential, commercial, and industrial customers. As part of Portland General Electric's transmission and distribution network, Tonquin Substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). The substation likely includes modern switchgear and protection systems compliant with industry standards such as IEEE C37 and IEC 61850 for substation automation. The substation supports grid reliability and resilience in the Pacific Northwest, a region with significant hydropower resources and growing renewable energy integration. Its operational status ensures continued service to the surrounding community, contributing to the overall stability of the Western Interconnection.
Environmental context
Located in a temperate region with moderate seismic activity, the substation's design must account for earthquake resilience and weather-related risks such as ice storms. The surrounding area includes urban and agricultural land uses, requiring careful management of electromagnetic fields and vegetation clearance to maintain safety and reliability.
Frequently asked questions
Tonquin Substation is located in Oregon, United States, at coordinates 45.365161, -122.804954.
Tonquin Substation is owned and operated by Portland General Electric, a major utility serving the Pacific Northwest.
Tonquin Substation transforms voltage levels and distributes electricity from transmission lines to local distribution networks, ensuring reliable power supply to homes and businesses.
As part of the U.S. bulk power system, Tonquin Substation must comply with NERC reliability standards and FERC regulations, including requirements for cybersecurity, maintenance, and emergency response.
By providing voltage regulation and switching capabilities, Tonquin Substation helps maintain grid stability and supports integration of renewable energy sources in the region.